i have leased 2 and now bought preowned and work for them,i do warranty know all the problems from 1998 to now,electrically ur fucked since 745 was introduced,i drive,tcu,satellite radios,turbos,pumps as stated by ryan,all can befixed on there dime at 50,000 4 yr warranty,6 series,5 series all rear flood in trunk issues that take out 1500 to 3000 in components,i like to drive them,works is good,but ur fucked to own 05 and up with no warranty,,class dismissed.